20615452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1567}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 44255232

約数和(自身を除く): 23639780

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 92, 143, 253, 286, 299, 506, 572, 598, 1012, 1196, 1567, 3134, 3289, 6268, 6578, 13156, 17237, 20371, 34474, 36041, 40742, 68948, 72082, 81484, 144164, 224081, 396451, 448162, 468533, 792902, 896324, 937066, 1585804, 1874132, 5153863, 10307726, 20615452]

約数ペア:

[(1, 20615452), (2, 10307726), (4, 5153863), (11, 1874132), (13, 1585804), (22, 937066), (23, 896324), (26, 792902), (44, 468533), (46, 448162), (52, 396451), (92, 224081), (143, 144164), (253, 81484), (286, 72082), (299, 68948), (506, 40742), (572, 36041), (598, 34474), (1012, 20371), (1196, 17237), (1567, 13156), (3134, 6578), (3289, 6268)]